Lineage and Honors Information as of 22 Sept 2021
1st Engineer Battalion
- Organized 31 December 1861 in the Regular Army at Washington, D.C., from new and existing companies of engineers (Company A, Corps of Engineers, constituted 15 May 1846; Companies B, C, and D, Corps of Engineers, constituted 6 August 1861) as a provisional engineer battalion (constituted 28 July 1866 as the Battalion of Engineers)
- Expanded 14 March - 7 June 1901 to form the 1st and 2d Battalions of Engineers (2d Battalion of Engineers--hereafter separate lineage)
- 1st Battalion of Engineers expanded, reorganized, and redesignated 1 July 1916 as the 1st Regiment of Engineers
- 1st Regiment of Engineers expanded 15 May 1917 to form the 1st, 6th, and 7th Regiments of Engineers (6th and 7th Regiments of Engineers--hereafter separate lineages)
- 1st Regiment of Engineers redesignated 29 August 1917 as the 1st Engineers
- Assigned in September 1917 to the 1st Expeditionary Division (later redesignated as the 1st Division)
- Regiment broken up 9-21 October 1939 and its elements reorganized and redesignated as follows:
- 1st Battalion on 12 October 1939 as the 1st Engineer Battalion, an element of the 1st Division (later redesignated as the 1st Infantry Division)
- (2d Battalion on 9 October 1939 as the 27th Engineer Battalion; Band on 21 October 1939 as the Station Band, Fort Dupont--hereafter separate lineages); remaining elements of the regiment disbanded 12 October 1939)
- 1st Engineer Battalion redesignated 1 August 1942 as the 1st Engineer Combat Battalion
- Redesignated 5 June 1953 as the 1st Engineer Battalion
- Relieved 16 March 2006 from assignment to the 1st Infantry Division (Lettered companies concurrently inactivated; Support Company concurrently constituted and activated)
- Assigned 17 October 2014 to the 1st Brigade Combat Team, 1st Infantry Division (Support Company concurrently inactivated and lettered companies activated)Item
Campaign Participation Credit
- Civil War
- Peninsula
- Antietam
- Fredericksburg
- Chancellorsville
- Wilderness
- Spotsylvania
- Cold Harbor
- Petersburg
- Appomattox
- Virginia 1863
- War with Spain
- Manila
- Philippine Insurrection
- Manila
- Cavite
- Tarlac
- World War I
- Montdidier-Noyon
- Aisne-Marne
- St. Mihiel
- Meuse-Argonne
- Lorraine 1918
- Picardy 1918
- World War II
- Algeria-French Morocco
- (with arrowhead)
- Tunisia
- Sicily (with arrowhead)
- Normandy (with arrowhead)
- Northern France
- Rhineland
- Ardennes-Alsace
- Central Europe
- Vietnam
- Defense
- Counteroffensive
- Counteroffensive, Phase II
- Counteroffensive, Phase III
- Tet Counteroffensive
- Counteroffensive, Phase IV
- Counteroffensive, Phase V
- Counteroffensive, Phase VI
- Tet 69/Counteroffensive
- Summer-Fall 1969
- Winter-Spring 1970
- Southwest Asia
- Defense of Saudi Arabia
- Liberation and Defense of Kuwait
- Cease-Fire
- War on Terrorism
- Iraq:
- Transition of Iraq
- Iraqi Governance
- National Resolution
- Iraqi Surge
- Iraqi Sovereignty
- (Additional campaigns to be determined)
Company A additionally entitled to:
- Mexican War
- Vera Cruz
- Cerro Gordo
- Contreras
- Churubusco
- Molino del Ray
- Chapultepec
Decorations
- Presidential Unit Citation (Army), Streamer embroidered GAFSA
- Presidential Unit Citation (Army), Streamer embroidered TUNISIA
- Presidential Unit Citation (Army), Streamer embroidered NORMANDY
- Valorous Unit Award, Streamer embroidered IRAQ-KUWAIT 1991
- Valorous Unit Award, Streamer embroidered AL ANBAR PROVINCE
- Valorous Unit Award, Streamer embroidered IRAQ 2006-2007
- Meritorious Unit Commendation (Army), Streamer embroidered VIETNAM 1966
- Meritorious Unit Commendation (Army), Streamer embroidered VIETNAM 1966-1967
- Meritorious Unit Commendation (Army), Streamer embroidered VIETNAM 1967-1968
- Meritorious Unit Commendation (Army), Streamer embroidered VIETNAM 1968-1969
- Meritorious Unit Commendation (Army), Streamer embroidered IRAQ 2009-2010
- Meritorious Unit Commendation (Army), Streamer embroidered AFGHANISTAN 2012-2013
- Meritorious Unit Commendation (Army), Streamer embroidered SOUTHWEST ASIA 2014-2015
- Army Superior Unit Award, Streamer embroidered 1992-1993
- French Croix de Guerre with Palm, World War I, Streamer embroidered LORRAINE-PICARDY
- French Croix de Guerre with Palm, World War I, Streamer embroidered AISNE-MARNE and MEUSE-ARGONNE
- French Croix de Guerre with Palm, World War II, Streamer embroidered KASSERINE
- French Croix de Guerre with Palm, World War II, Streamer embroidered NORMANDY
- French Medaille Militaire, Fourragere
- Belgian Fourragere 1940
- Cited in the Order of the Day of the Belgian Army for action at Mons
- Cited in the Order of the Day of the Belgian Army for action at Eupen-Malmedy
- Republic of Vietnam Cross of Gallantry with Palm, Streamer embroidered VIETNAM 1965-1968
- Republic of Vietnam Civil Action Honor Medal, First Class, Streamer embroidered VIETNAM 1965-1970
- Company B additionally entitled to:
- Meritorious Unit Commendation (Army), Streamer embroidered SOUTHWEST ASIA OCT 2014-MAR 2015
By Order of the Secretary of the Army:
CHARLES R. BOWERY, JR.
Chief of Military History